Finding the Fourth Proportional to 1,684,914.21, 2,324,910.09 and 959,776.09
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Solution
The fourth proportional to 1,684,914.21, 2,324,910.09 and 959,776.09 is: 1,324,336.34
Step by Step Solution
- Step 1: Write the proportion equation
1,684,914.21 : 2,324,910.09 = 959,776.09 : x - Step 2: Convert to fraction form
1,684,914.21/2,324,910.09 = 959,776.09/x - Step 3: Cross multiply
1,684,914.21x = 2,324,910.09 × 959,776.09 - Step 4: Simplify right side
1,684,914.21x = 2,231,393,113,568.63 - Step 5: Solve for x
x = 2,231,393,113,568.63/1,684,914.21 - Step 6: Final answer
x = 1,324,336.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.